Grade 11 and 12 Mathematics (Moderator: geoffrey)

During the graduation ceremonies, a student who writes for the school newspaper decides to sample ...

Started by rlane42

A random sample of 400 students involved in club activities showed that 250 were women. What is an ...

Started by bb

A claim was made that at a local college only 5 of the students that take the introductory ...

Started by geoffrey

Which of the following is not true about drawing a simple random sample from a population? a. It ...

Started by madam-professor

A population consists of 500 members and a simple random sample of 100 members is to be selected. ...

Started by Garrulous

First Avenue is in desperate need of repaving. The county road commission would like to survey the ...

Started by jjjetplane

A magazine printed a survey in its monthly issue and asked readers to fill it out and send it in. ...

Started by nelaaney

Taxpayers in a population are listed in order of increasing income, with people with the lowest ...

Started by leo leo

There are five cities in a politician's district but redistricting has been proposed for the state. ...

Started by robinn137

One problem with using random digit dialing to get a representative sample of households in a city ...

Started by audie

Both cluster and stratified sampling rely on sub-groups in the population. If the sub-groups are all ...

Started by Redwolflake15

A television news program asks viewers to log onto their website and vote on a different issue each ...

Started by s.tung

If the target population is all U.S. adults, then a telephone directory would not make a good ...

Started by panfilo

A poll is planned to determine what proportion of all students favor an increase in fees to support ...

Started by Brittanyd9008

A librarian wants to gather data on the number of times books of fiction are checked out during the ...

Started by strangeaffliction

A professor wanted to find out whether students enrolled in her statistics class would like her to ...

Started by moongchi

A questionnaire on a table at a shopping mall was completed by 100 shoppers. The results were used ...

Started by Pineappleeh

A college department wants to learn about the jobs that its alumni are working in. An online survey ...

Started by MGLQZ

Sometimes questions are worded in such a way that the meaning is misinterpreted by a large ...

Started by Anajune7

Consider the following survey question: Shouldn't federal funding not be reduced for HIV awareness ...

Started by Engineer

Reword the following survey question so that it is less confusing. Do you disagree with the policy ...

Started by ahriuashd

Explain the difference between an open question and a closed ...

Started by Jkov05

For a short mid-term survey of his students, a Graduate Student Instructor has put four questions on ...

Started by jerry coleman

Decide if the study is an observational study or an experiment. One hundred adults who had either ...

Started by newbem

A researcher conducts a study to determine whether or not taking Vitamin C prevents colds. What is ...

Started by jwb375